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Re: [PATCH v2 5/8] status: print per-file porcelain v2 status data

From
JHJeff Hostetler <git@jeffhostetler.com>
Date
Jul 26, 2016, 13:53 UTC
Message-ID
<57976B45.9060102@jeffhostetler.com>
In-Reply-To
<xmqqwpk94gbu.fsf@gitster.mtv.corp.google.com>
On 07/25/2016 04:23 PM, Junio C Hamano wrote:
Show 7 quoted lines
> Jeff Hostetler <jeffhost@microsoft.com> writes:
>
>> +static void wt_porcelain_v2_print(struct wt_status *s);
>> +
>
> There is no point in this forward declaration, if you just place the
> implementation of these functions here, no?

Right. I just did it that way to make the diffs with the previous commit draw a little cleaner. But I can take it out.

Show 12 quoted lines
>> +/*
>> + * Print porcelain v2 info for tracked entries with changes.
>> + */
>> +static void wt_porcelain_v2_print_changed_entry(
>> +	struct string_list_item *it,
>> +	struct wt_status *s)
>> +{
>> +...
>> +	fprintf(s->fp, "%c %s %s %06o %06o %06o %s %s R%d %s",
>
> It is misleading to always say R in the output when there is no
> rename, isn't it?

Yes, especially if we add it for copied entries too. I was just looking for a way to have a fixed format. If we make the R%d field optional, then the first pathname is ambiguous. That gets me back to an earlier draft where we have rename and non-rename line types.

I'll split this up into 1 pathname and 2 pathname forms, and only include the R%d (or the C%d) field in the latter.

Show 7 quoted lines
>
>> +	 * Note that this is a last-one-wins for each the individual
>> +	 * stage [123] columns in the event of multiple cache rows
>> +	 * for a stage.
>
> Just FYI, the usual lingo we use for that is "multiple cache entries
> for the same stage", I would think.
thanks.
Show 25 quoted lines
>
>> +	 */
>> +	memset(stages, 0, sizeof(stages));
>> +	sum = 0;
>> +	pos = cache_name_pos(it->string, strlen(it->string));
>> +	assert(pos < 0);
>> +	pos = -pos-1;
>> +	while (pos < active_nr) {
>> +		ce = active_cache[pos++];
>> +		stage = ce_stage(ce);
>> +		if (strcmp(ce->name, it->string) || !stage)
>> +			break;
>> +		stages[stage - 1].mode = ce->ce_mode;
>> +		hashcpy(stages[stage - 1].oid.hash, ce->sha1);
>> +		sum++;
>> +	}
>> +	if (!sum)
>> +		die("BUG: unmerged entry without any stages");
>
> Hmm, we seem to already have d->stagemask; if you call that variable
> "sum" anyway, perhaps its computation can be more like
>
> 	sum |= 1 << (stage - 1);
>
> so that you can compare it with d->stagemask for this sanity check?
good point.

thanks jeff

Previous: Junio C HamanoNext: Jeff Hostetler
Message 9 of 20 in “status: V2 porcelain status”
  1. 0/8 status: V2 porcelain statusJeff Hostetler, Jul 25, 2016
  2. 1/8 status: rename long-format print routinesJeff Hostetler, Jul 25, 2016
  3. 2/8 status: cleanup API to wt_status_printJeff Hostetler, Jul 25, 2016
  4. Junio C HamanoJul 25, 2016
  5. 3/8 status: support --porcelain[=<version>]Jeff Hostetler, Jul 25, 2016
  6. Jakub NarębskiJul 25, 2016
  7. 5/8 status: print per-file porcelain v2 status dataJeff Hostetler, Jul 25, 2016
  8. Junio C HamanoJul 25, 2016
  9. Jeff HostetlerJul 26, 2016
  10. 7/8 status: update git-status.txt for --porcelain=v2Jeff Hostetler, Jul 25, 2016
  11. Jakub NarębskiJul 25, 2016
  12. Johannes SchindelinJul 26, 2016
  13. Jeff HostetlerJul 26, 2016
  14. 8/8 status: tests for --porcelain=v2Jeff Hostetler, Jul 25, 2016
  15. Johannes SchindelinJul 26, 2016
  16. 6/8 status: print branch info with --porcelain=v2 --branchJeff Hostetler, Jul 25, 2016
  17. Junio C HamanoJul 25, 2016
  18. 4/8 status: per-file data collection for --porcelain=v2Jeff Hostetler, Jul 25, 2016
  19. Junio C HamanoJul 25, 2016
  20. Jeff HostetlerJul 26, 2016

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